Question

For the signal x(t), which has the Fourier transform x(jω), it is sampled with an impulse train so that the sampled signal is, x_p(t) = ∑_(n=-[infinity])[infinity] x(nT)δ(t-nT)?
A) ∑_(n=-[infinity])[infinity] x(nT)
B) x(jω)
C) x(t)
D) δ(t-nT)